Some embodiments described in this disclosure are directed to one or more input devices that simulate dedicated remote control functionality for navigating and playing content items available on other electronic devices, and one or more operations related to the above that the input devices and other electronic devices optionally perform. Some embodiments described in this disclosure are directed to one or more multifunction devices via which keyboard input to electronic devices is provided, and one or more operations related to the above that the multifunction devices and the electronic devices optionally perform. Some embodiments described in this disclosure are directed to one or more multifunction devices via which control and/or navigational inputs to electronic devices is provided, and one or more operations related to the above that the multifunction devices and the electronic devices optionally perform.